McKesson
MCK · NYSE
Who owns MCK
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 31.1% of MCK’s shares.
- Vanguard Capital Management, LLC6.7%
- BlackRock Institutional Trust Company, N.A.5.6%
- State Street Investment Management (US)4.9%
- Vanguard Portfolio Management, LLC2.5%
- Next 6 largest institutions11.5%
- All other shareholders68.9%
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Capital Management, LLC | 7.85M | 6.71% |
| BlackRock Institutional Trust Company, N.A. | 6.55M | 5.59% |
| State Street Investment Management (US) | 5.73M | 4.89% |
| Vanguard Portfolio Management, LLC | 2.87M | 2.45% |
| Geode Capital Management, L.L.C. | 2.82M | 2.41% |
| Putnam Investment Management, L.L.C. | 2.59M | 2.21% |
| MFS Investment Management | 2.40M | 2.05% |
| Fidelity Management & Research Company LLC | 2.03M | 1.74% |
| Morgan Stanley Smith Barney LLC | 1.86M | 1.59% |
| Morgan Stanley & Co. LLC | 1.71M | 1.46% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 3.83M | 3.27% |
| Vanguard 500 Index Fund | 3.15M | 2.69% |
| Statens Pensjonsfond Utland | 1.71M | 1.46% |
| iShares Core S&P 500 ETF | 1.60M | 1.37% |
| Fidelity 500 Index Fund | 1.55M | 1.33% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $23.96M (11 trades) of MCK on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Rutledge Napoleon B JR | Sale | 111 | $98.95K |
| Lerman Bradley E | Sale | 301 | $268.59K |
| Srinivasan Ramesh (NMN) | Award | 368 | — |
| Hinton James H. | Award | 277 | — |
| Doughtie Lynne M | Award | 277 | — |
| Gerberding Julie L. | Award | 277 | — |
| Martinez Maria | Award | 277 | $225.49K |
| Lerman Bradley E | Award | 277 | — |
| OZAN KEVIN M | Award | 277 | — |
| Caruso Dominic J | Award | 277 | $225.49K |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| Rick LarsenHouse | Purchase | $1K–$15K | Jul 8, 2026 |
| Jonathan JacksonHouse | Sale | $1K–$15K | Jun 15, 2026 |
| Lizzie FletcherHouse | Sale | $1K–$15K | Apr 8, 2026 |
| Alan ArmstrongSenator | Purchase | $1K–$15K | Mar 27, 2026 |
| Markwayne MullinSenator | Purchase | $15K–$50K | Feb 4, 2026 |
| Markwayne MullinSenator | Purchase | $15K–$50K | Jan 5, 2026 |
| Gil CisnerosHouse | Sale | $1K–$15K | Dec 19, 2025 |
| Jared MoskowitzHouse | Purchase | $1K–$15K | Dec 2, 2025 |
| Gil CisnerosHouse | Purchase | $1K–$15K | Nov 18, 2025 |
| Ro KhannaHouse | Purchase | $1K–$15K | Nov 3, 2025 |
Short interest
Settled Sep 30, 2026
- Shares short
- 2.29M
- Days to cover
- 2.65
- % of shares outstanding
- 1.95%
- Average daily volume
- 864.12K
- Change since last report
- −21.2%
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